Description

Header Stud – 8 mm x 1.25 Thread – 12 Point Nuts – Steel – Stainless – Natural – Mopar 426 Hemi – Set of 16

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About OPTITORQUE TECHNOLOGIES LLC

OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard-core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “OPTITORQUE TECHNOLOGIES LLC Mopar 426 Hemi Header Stud Kit 10649”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Replacement HEI Race Module D2070

    SKU: PRTD2070
    Product information
    • Weight0.16 lbs
    • Dimensions4.3 × 3.05 × 3.05 in
    • Product Line

      Flame-Thrower

    • Quantity

      Each

    • Pin Quantity

      4.0

    • Silicone / Dielectric Grease Included

      Yes

    • Material

      Ceramic

    Details...
    Original price was: $110.00.Current price is: $99.36.Add to cart
    Original price was: $110.00.Current price is: $99.36.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    QUARTER MASTER Pinion Return Spring STD 11402901

    SKU: QTR11402901
    Product information
    Details...
    Original price was: $4.00.Current price is: $3.10.Add to cart
    Original price was: $4.00.Current price is: $3.10.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOOG Ball Joint K5208

    SKU: MOGK5208
    Product information
    • Weight1.25 lbs
    • Dimensions5.4 × 3.4 × 2.7 in
    • Quantity

      Each

    • Greasable

      Yes

    • Mounting Style

      Bolt In

    • Upper/Lower

      Upper

    • Hardware Included

      Yes

    Details...
    Original price was: $35.31.Current price is: $32.10.Add to cart
    Original price was: $35.31.Current price is: $32.10.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOOG Drag LinK DS1049

    SKU: MOGDS1049
    Product information
    • Weight5.91 lbs
    • Dimensions28.5 × 4.1 × 2.5 in
    • Quantity

      Each

    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Oem Replacement

      Yes

    Details...
    Original price was: $137.96.Current price is: $125.42.Add to cart
    Original price was: $137.96.Current price is: $125.42.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Ignition Panel Black w/Pilot Light 52-44863

    SKU: LON52-44863
    Product information
    • Weight0.55 lbs
    • Dimensions6.1 × 4.6 × 4.3 in
    • Quantity

      Each

    • Mounting Location

      Dash Mount

    • Width

      3.375 in

    • Height

      3.625 in

    • Switches Included

      Yes

    Details...
    Original price was: $54.51.Current price is: $49.55.Add to cart
    Original price was: $54.51.Current price is: $49.55.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Front Floor Liners 55881

    SKU: HSK55881
    Product information
    • Weight8.33 lbs
    • Dimensions33 × 26.5 × 5.25 in
    • Product Line

      X-ACT Contour

    • Application Specific

      Yes

    • First Row Included

      Yes

    • First Row 1 / 2 Piece

      2 Piece

    • Textured

      Lines

    Details...
    Original price was: $121.00.Current price is: $109.99.Add to cart
    Original price was: $121.00.Current price is: $109.99.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Cargo Liner 24391

    SKU: HSK24391
    Product information
    • Weight8.73 lbs
    • Dimensions52 × 18 × 5.5 in
    • UPC Code

      753933243913

    • Brand

    • Condition

    • Type

    • Manufacturer Part Number

      24391

    Details...
    Original price was: $113.00.Current price is: $101.99.Add to cart
    Original price was: $113.00.Current price is: $101.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWARDS RACING COMPONENTS Solid Roller Lifters – SBM Vertical Style 91717

    SKU: HRC91717
    Product information
    • Weight4.775 lbs
    • Dimensions8.75 × 3.7 × 3.25 in
    • Product Line

      SportMax

    • Lifter Style

      Mechanical Roller

    • Body Diameter

      0.904 in

    • Pushrod Seat Height

      1.781 in

    • Weight

      255 grams

    Details...
    Original price was: $554.87.Current price is: $504.43.Add to cart
    Original price was: $554.87.Current price is: $504.43.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WEATHERTECH Cargo Liners 401392

    SKU: WEA401392
    Product information
    • Weight11 lbs
    • Dimensions55 × 9 × 9 in
    • Product Line

      Cargo/Truck Liner

    • Application Specific

      Yes

    • Cargo Area Row Included

      Yes

    • Cargo Area Behind Second Row / Third Row

      Second Row

    • Textured

      Yes

    Details...
    Original price was: $172.00.Current price is: $155.95.Add to cart
    Original price was: $172.00.Current price is: $155.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WINTERS Quick Change Gears 4417

    SKU: WIN4417
    Product information
    • Weight3.75 lbs
    • Dimensions7.1 × 4.6 × 1.6 in
    • Spline

      6

    • Set Number

      17.0

    • Gear 1 Tooth Count

      18.0

    • Gear 2 Tooth Count

      30.0

    • 3:78 Ring And Pinion Low Ratio

      2:27

    Details...
    Original price was: $90.12.Current price is: $81.93.Add to cart
    Original price was: $90.12.Current price is: $81.93.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist

    45